Longer than usual and M-shaped: CDC says 2018-19 flu season was odd but not as severe as the previous deadly season - CNN

Longer than usual and M-shaped: CDC says 2018-19 flu season was odd but not as severe as the previous deadly season  CNN

Lasting 21 weeks, the 2018-19 flu season was not only the longest in a decade, but it was unusually marked by two separate waves of influenza A sickness, the ...